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GET /api/patches/814816/?format=api
{ "id": 814816, "url": "http://patchwork.ozlabs.org/api/patches/814816/?format=api", "web_url": "http://patchwork.ozlabs.org/project/devicetree-bindings/patch/1505723105-16238-2-git-send-email-sakari.ailus@linux.intel.com/", "project": { "id": 37, "url": "http://patchwork.ozlabs.org/api/projects/37/?format=api", "name": "Devicetree Bindings", "link_name": "devicetree-bindings", "list_id": "devicetree.vger.kernel.org", "list_email": "devicetree@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1505723105-16238-2-git-send-email-sakari.ailus@linux.intel.com>", "list_archive_url": null, "date": "2017-09-18T08:25:04", "name": "[1/2] dt: bindings: media: Document port and endpoint numbering", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": true, "hash": "8f7cd17ac58ad563e30e2efdcf83d7283ac85139", "submitter": { "id": 65485, "url": "http://patchwork.ozlabs.org/api/people/65485/?format=api", "name": "Sakari Ailus", "email": "sakari.ailus@linux.intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/devicetree-bindings/patch/1505723105-16238-2-git-send-email-sakari.ailus@linux.intel.com/mbox/", "series": [ { "id": 3583, "url": "http://patchwork.ozlabs.org/api/series/3583/?format=api", "web_url": "http://patchwork.ozlabs.org/project/devicetree-bindings/list/?series=3583", "date": "2017-09-18T08:25:05", "name": "Improve generic DT binding documentation for media devices", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/3583/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/814816/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/814816/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<devicetree-owner@vger.kernel.org>", "X-Original-To": "incoming-dt@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming-dt@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=devicetree-owner@vger.kernel.org; receiver=<UNKNOWN>)", "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xwfJw0gv8z9s7M\n\tfor <incoming-dt@patchwork.ozlabs.org>;\n\tMon, 18 Sep 2017 18:28:00 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1752611AbdIRI16 (ORCPT\n\t<rfc822;incoming-dt@patchwork.ozlabs.org>);\n\tMon, 18 Sep 2017 04:27:58 -0400", "from mga06.intel.com ([134.134.136.31]:27964 \"EHLO mga06.intel.com\"\n\trhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP\n\tid S1752721AbdIRI14 (ORCPT <rfc822;devicetree@vger.kernel.org>);\n\tMon, 18 Sep 2017 04:27:56 -0400", "from fmsmga003.fm.intel.com ([10.253.24.29])\n\tby orsmga104.jf.intel.com with ESMTP; 18 Sep 2017 01:27:51 -0700", "from paasikivi.fi.intel.com ([10.237.72.42])\n\tby FMSMGA003.fm.intel.com with ESMTP; 18 Sep 2017 01:27:50 -0700", "from nauris.fi.intel.com (nauris.localdomain [192.168.240.2])\n\tby paasikivi.fi.intel.com (Postfix) with ESMTP id 1EC492031C;\n\tMon, 18 Sep 2017 11:27:49 +0300 (EEST)", "by nauris.fi.intel.com (Postfix, from userid 1000)\n\tid 497BF20146; Mon, 18 Sep 2017 11:25:05 +0300 (EEST)" ], "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.42,411,1500966000\"; d=\"scan'208\";a=\"901256386\"", "From": "Sakari Ailus <sakari.ailus@linux.intel.com>", "To": "linux-media@vger.kernel.org", "Cc": "devicetree@vger.kernel.org", "Subject": "[PATCH 1/2] dt: bindings: media: Document port and endpoint\n\tnumbering", "Date": "Mon, 18 Sep 2017 11:25:04 +0300", "Message-Id": "<1505723105-16238-2-git-send-email-sakari.ailus@linux.intel.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1505723105-16238-1-git-send-email-sakari.ailus@linux.intel.com>", "References": "<1505723105-16238-1-git-send-email-sakari.ailus@linux.intel.com>", "Sender": "devicetree-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<devicetree.vger.kernel.org>", "X-Mailing-List": "devicetree@vger.kernel.org" }, "content": "A lot of devices do not need and do not document port or endpoint\nnumbering at all, e.g. in case where there's just a single port and a\nsingle endpoint. Whereas this is just common sense, document it to make it\nexplicit.\n\nSigned-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>\n---\n Documentation/devicetree/bindings/media/video-interfaces.txt | 12 ++++++++++++\n 1 file changed, 12 insertions(+)", "diff": "diff --git a/Documentation/devicetree/bindings/media/video-interfaces.txt b/Documentation/devicetree/bindings/media/video-interfaces.txt\nindex 852041a..4e0527d 100644\n--- a/Documentation/devicetree/bindings/media/video-interfaces.txt\n+++ b/Documentation/devicetree/bindings/media/video-interfaces.txt\n@@ -55,6 +55,18 @@ divided into two separate ITU-R BT.656 8-bit busses. In such case bus-width\n and data-shift properties can be used to assign physical data lines to each\n endpoint node (logical bus).\n \n+Port and endpoint numbering\n+---------------------------\n+\n+While the port and endpoint numbers are ultimately specific to a device,\n+most devices have more limited scope than what the interface allows. They\n+may, for instance, only support a single endpoint on a port. Or there may\n+be only a single port on a device.\n+\n+Therefore, if ports are not explicitly documented for a device, only port\n+number zero shall be used. The same applies to endpoints: if endpoint\n+numbers are not explicitly documented, only endpoint number zero shall be\n+used.\n \n Required properties\n -------------------\n", "prefixes": [ "1/2" ] }